<template>
  <div class="search">
    <div class="search-box-wrapper">
      <search-box ref="searchBox" @query="onQuery"> </search-box>
    </div>
    <div class="shortcut-wrapper" ref="shortcutWrapper" v-show="!query">
      <scroll class="shortcut" ref="shortcut" :data="shorcut" :refreshDelay="refreshDelay">
        <div>
          <div class="hot-key">
            <h1 class="title">热门搜索</h1>
            <ul>
              <li class="item" v-for="item in hotKey" @click="addQuery(item.k)">
                <span>{{item.k}}</span>
              </li>
            </ul>
          </div>
          <div class="search-history" v-show="searchHistory.length">
            <h1 class="title">
              <span class="text">搜索历史</span>
              <span class="clear" @click="showConfirm">
                <i class="icon-clear"></i>
              </span>
            </h1>
            <search-list :searches="searchHistory" @select="addQuery" @delete="deleteSearchHistory"> </search-list>
          </div>
        </div>
      </scroll>
    </div>
    <div class="search-result" ref="searchResult" v-show="query">
      <search-suggest ref="searchSuggest" :query="query" @listScroll="blurInput" @select="saveSearch"> </search-suggest>
    </div>
    <confirm ref="confirm" title="确定要清空历史吗？" confirmBtnTxt="清空" cancelBtnTxt="取消" @confirm="clearSearchHistory"> </confirm>
    <router-view> </router-view>
  </div>
</template>

<script type="text/ecmascript-6">
  import Confirm from 'base/confirm/confirm'
  import Scroll from 'base/scroll/scroll'
  import SearchBox from 'base/searchbox/searchbox'
  import SearchList from 'base/searchlist/searchlist'
  import SearchSuggest from 'components/search-suggest/search-suggest'
  import {searchMixin, playlistMixin} from 'common/js/mixin'
  import {getHotKey} from 'api/search'
  import {ERR_OK} from 'api/config'
  import {mapActions} from 'vuex'

  export default {
    name: 'search',
    mixins: [searchMixin, playlistMixin],
    data() {
      return {
        hotKey: [],
        query: ''
      }
    },
    created() {
      // 热门搜索
      this._getHotKey()
    },
    watch: {
      query(newval) {
        if (!newval) {
          setTimeout(() => {
            this.$refs.shortcut.refresh()
          }, 20)
        }
      }
    },
    computed: {
      shorcut() {
        return this.hotKey.concat(this.searchHistory)
      }
    },
    methods: {
      _getHotKey() {
        getHotKey().then((res) => {
          if (res.code === ERR_OK) {
            // 截取热门字段的前十个
            this.hotKey = res.data.hotkey.slice(0, 10)
          }
        })
      },
      /* deleteSearch(item) {
        this.deleteSearchHistory(item)
      },
      clearSearch() {
        this.clearSearchHistory()
      }, */
      showConfirm() {
        this.$refs.confirm.show()
      },
      handlePlaylist(playList) {
        const bottom = playList.length > 0 ? '60px' : ''
        this.$refs.searchResult.style.bottom = bottom
        this.$refs.searchSuggest.refresh()

        this.$refs.shortcutWrapper.style.bottom = bottom
        this.$refs.shortcut.refresh()
      },
      ...mapActions([
        'clearSearchHistory'
      ])
    },
    components: {
      Confirm,
      Scroll,
      SearchBox,
      SearchSuggest,
      SearchList
    }
  }
</script>

<style lang="stylus" rel="stylesheet/stylus">
  @import "~common/stylus/variable"
  @import "~common/stylus/mixin"

  .search
    .search-box-wrapper
      margin: 20px
    .shortcut-wrapper
      position: fixed
      top: 178px
      bottom: 0
      width: 100%
      .shortcut
        height: 100%
        overflow: hidden
        .hot-key
          margin: 0 20px 20px 20px
          .title
            margin-bottom: 20px
            font-size: $font-size-medium
            color: $color-text-l
          .item
            display: inline-block
            padding: 5px 10px
            margin: 0 20px 10px 0
            border-radius: 6px
            background: $color-highlight-background
            font-size: $font-size-medium
            color: $color-text-d
        .search-history
          position: relative
          margin: 0 20px
          .title
            display: flex
            align-items: center
            height: 40px
            font-size: $font-size-medium
            color: $color-text-l
            .text
              flex: 1
            .clear
              extend-click()
              .icon-clear
                font-size: $font-size-medium
                color: $color-text-d
    .search-result
      position: fixed
      width: 100%
      top: 178px
      bottom: 0
</style>
